MPEC 2007-G25 : 2007 DA41
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M.P.E.C. 2007-G25 Issued 2007 Apr. 11, 03:45 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 DA41
Revision to MPEC 2007-D49
Additional Observations:
K07D41A C2002 11 04.60149 03 48 13.32 +14 59 47.1 20.6 V EG025608
K07D41A C2002 11 04.61209 03 48 12.16 +14 59 33.4 EG025608
K07D41A FC2002 11 07.41899 03 43 17.39 +13 59 34.1 19.5 V EG025644
K07D41A C2002 11 22.39970 03 17 02.90 +08 47 24.1 19.5 V EG025644
K07D41A C2002 11 22.42037 03 17 00.81 +08 46 59.8 19.6 V EG025644
K07D41A C2002 11 22.44109 03 16 58.72 +08 46 35.8 20.1 V EG025644
Observer details:
608 Haleakala-NEAT/MSSS. Observers R. Bambery, S. Pravdo, M. Hicks,
K. Lawrence, P. Kervin, E. F. Helin, R. Maeda, J. Africano. Measurers
S. Foglia, G. Forti, M. Tombelli. 1.2-m reflector + CCD.
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
K. Kuluhiwa, M. Hicks, R. Thicksten, R. Bambery. Measurers S. Foglia,
G. Forti, M. Tombelli. 1.2-m Oschin Schmidt + CCD.
Orbital elements:
2007 DA41 Earth MOID = 0.1696 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 328.48606 (2000.0) P Q
n 0.55801740 Peri. 20.17094 -0.43813996 +0.82279308
a 1.4611817 Node 225.97396 -0.87826000 -0.47764617
e 0.4396986 Incl. 30.22931 -0.19155349 +0.30800273
P 1.77 H 17.5 G 0.15 U 4
Residuals in seconds of arc
021104 608 0.5+ 0.2- 070222 E12 0.7- 0.2+ 070301 E12 0.2+ 0.1-
021104 608 0.1- 0.3- 070222 E12 0.1- 0.6- 070305 474 0.2- 0.2+
021107 644 0.4- 0.1- 070222 E12 0.4+ 0.3+ 070305 474 0.3- 0.2-
021122 644 0.0 0.3+ 070222 E12 0.4+ 0.3+ 070305 474 0.1+ 0.2+
021122 644 0.0 0.2+ 070222 E12 1.2- 1.4- 070309 E12 0.3- 0.3+
021122 644 0.0 0.4+ 070222 E12 0.1+ 0.5+ 070309 E12 0.6+ 0.1-
070222 E12 0.1- 0.8- 070222 E12 0.2+ 0.1- 070316 E12 0.1- 0.0
070222 E12 0.2+ 0.1- 070222 I77 0.3+ 0.1- 070404 F85 0.2+ 0.2-
070222 E12 0.1+ 0.5+ 070222 I77 0.1+ 0.0 070404 F85 0.3+ 0.3+
070222 E12 0.1- 0.1+ 070222 I77 0.1+ 0.3+ 070405 E12 0.1- 0.3+
070222 E12 0.3- 0.2+ 070301 E12 0.5+ 0.2- 070405 E12 0.2- 0.3+
Ephemeris:
2007 DA41 a,e,i = 1.46, 0.44, 30 q = 0.8187
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 04 10 06 07.27 -22 45.0 0.603 1.058 78.2 67.9 18.9
2007 04 20 06 22.15 -17 27.0 0.537 0.993 73.2 75.6 18.8
2007 04 30 06 39.81 -10 25.3 0.464 0.933 67.4 85.3 18.7
2007 05 10 06 59.15 -00 16.8 0.390 0.882 60.1 97.4 18.7
2007 05 20 07 18.64 +14 54.2 0.329 0.844 51.0 111.4 19.0
2007 05 30 07 35.39 +35 32.9 0.299 0.823 43.5 122.1 19.5
Gareth V. Williams (C) Copyright 2007 MPC M.P.E.C. 2007-G25
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